package com.qf.utils;

import com.google.gson.Gson;
import com.qf.common.BaseResult;
import com.qiniu.common.QiniuException;
import com.qiniu.http.Response;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.Region;
import com.qiniu.storage.UploadManager;
import com.qiniu.storage.model.DefaultPutRet;
import com.qiniu.util.Auth;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;

import java.io.ByteArrayInputStream;
import java.io.IOException;

@Component
public class UpLoadUtil {

    @Value("${qiniu.ak}")
    private String ak;
    @Value("${qiniu.sk}")
    private String sk;
    @Value("${qiniu.bucket}")
    private String bucket;
    @Value("${qiniu.url}")
    private String url;

    public BaseResult upLoad(MultipartFile multipartFile){
        //构造一个带指定 Region 对象的配置类
        Configuration cfg = new Configuration(Region.region0());
//...其他参数参考类注释
        UploadManager uploadManager = new UploadManager(cfg);
//...生成上传凭证，然后准备上传
//        String accessKey = ak;
//        String secretKey = sk;
//        String bucket = bucket;
//默认不指定key的情况下，以文件内容的hash值作为文件名
        String key = null;
        BaseResult baseResult = new BaseResult();
        try {
//            byte[] uploadBytes = "hello qiniu cloud".getBytes("utf-8");
            ByteArrayInputStream byteInputStream=new ByteArrayInputStream(multipartFile.getBytes());
            Auth auth = Auth.create(ak, sk);
            String upToken = auth.uploadToken(bucket);
            try {
                Response response = uploadManager.put(byteInputStream,key,upToken,null, null);
                //解析上传成功的结果
                DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
                System.out.println(putRet.key);
                System.out.println(putRet.hash);
                baseResult.setCode(200);
                baseResult.setData(url + putRet.key);
                return baseResult;
            } catch (QiniuException ex) {
                Response r = ex.response;
                System.err.println(r.toString());
                try {
                    System.err.println(r.bodyString());
                } catch (QiniuException ex2) {
                    //ignore
                }
            }
        } catch (IOException ex) {
            //ignore
        }
        baseResult.setCode(201);
        baseResult.setMsg("上传失败");
        return baseResult;
    }
}
